Home / 20,063.59-30,078.96-7,576.53

Finding the Fourth Proportional to 20,063.59, 30,078.96 and 7,576.53

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Solution

The fourth proportional to 20,063.59, 30,078.96 and 7,576.53 is: 11,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.59 : 30,078.96 = 7,576.53 : x
  2. Step 2: Convert to fraction form
    20,063.59/30,078.96 = 7,576.53/x
  3. Step 3: Cross multiply
    20,063.59x = 30,078.96 × 7,576.53
  4. Step 4: Simplify right side
    20,063.59x = 227,894,142.81
  5. Step 5: Solve for x
    x = 227,894,142.81/20,063.59
  6. Step 6: Final answer
    x = 11,358.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.